Quick definitions from WordNet (skim)▸ noun:reading or glancing through quickly▸ noun:a thin layer covering the surface of a liquid ("There was a thin skim of oil on the water")▸ verb:read superficially▸ verb:remove from the surface ("Skim cream from the surface of milk")▸ verb:coat (a liquid) with a layer▸ verb:cause to skip over a surface▸ verb:examine hastily▸ verb:move or pass swiftly and lightly over the surface of▸ verb:travel on the surface of water▸ adjective:used of milk and milk products from which the cream has been removed ("Yogurt made with skim milk")
▸ Word origin